From patchwork Fri Apr 12 09:08:37 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunfei Dong X-Patchwork-Id: 788515 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CEBC755E7B; Fri, 12 Apr 2024 09:09:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.61.82.184 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712912959; cv=none; b=GdAglxHgYUcvsumQhRLwqnVNfXzT5p1jItWYGLFSSw+ZiqPF6rkVhL5+XiPEP32HGn/1VhZe7zNviakxml2Qyk2ZwKnrOQNWjDFDKhbmBZ2ztuelhHZGEpakuzK+h1++dS6UGkPvIn9vrSaxgMCeCKHZeHq2XHNUwY80LOtzBBg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712912959; c=relaxed/simple; bh=r+MGwvL4q6Qvyg0qb3J+JTFqxlzuh4lgzAvGnmLJPAU=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=D6NCURE5cbVnzvoX473ZRuviEdQZc7WPyRrdk8G+Hr2o3GQc+ukHxppCDkQxc5jGWOujie1cmjv+U8tetVvrVoBGPDUB9vpzUkvsqoLlHtGGf+LzF+R4Xnx2PmqUxIeFE1F8C1F+izJ1HC+VuyGfLKm/KtyVsQm7jD9D+SuxKJA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com; spf=pass smtp.mailfrom=mediatek.com; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b=L92IV4/J; arc=none smtp.client-ip=210.61.82.184 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mediatek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="L92IV4/J" X-UUID: 53c5c8f6f8ac11ee935d6952f98a51a9-20240412 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=DMqBb8ywjQ0rZOsEH87m6D0Csn8bNMMs2dmXkp7WJNQ=; b=L92IV4/JT+6fIK4gbfVqgy8J7Fmrs20qhtpxSHEDSzWl1Hy2jfnTi5xgQV1G1WHvbFB0GN8QMFk566HvsKeWZO6783O4tVhrhVb7T5Y7etV0THaXiX7d3ul7Cne2VZ29oCcoMmAyukwyjCPQLGNZB6ZzA/7sDGBt4MjqOxtNn1w=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.37, REQID:f0e8bcf0-c989-4d80-91a5-ce8a586d1a87, IP:0, U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-25 X-CID-META: VersionHash:6f543d0, CLOUDID:5fb01986-8d4f-477b-89d2-1e3bdbef96d1, B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES:1, SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: 53c5c8f6f8ac11ee935d6952f98a51a9-20240412 Received: from mtkmbs14n2.mediatek.inc [(172.21.101.76)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 429474182; Fri, 12 Apr 2024 17:09:11 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Fri, 12 Apr 2024 17:09:08 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Fri, 12 Apr 2024 17:09:07 +0800 From: Yunfei Dong To: Jeffrey Kardatzke , =?utf-8?q?N=C3=ADcolas_F_=2E_?= =?utf-8?q?R_=2E_A_=2E_Prado?= , Nathan Hebert , "Nicolas Dufresne" , Hans Verkuil , AngeloGioacchino Del Regno , Benjamin Gaignard , Sebastian Fricke , Tomasz Figa , "Mauro Carvalho Chehab" , Marek Szyprowski CC: Chen-Yu Tsai , Yong Wu , "Hsin-Yi Wang" , Fritz Koenig , "Daniel Vetter" , Steve Cho , Yunfei Dong , Sumit Semwal , "Brian Starkey" , John Stultz , "T . J . Mercier" , =?utf-8?q?Christian_K=C3=B6nig?= , Matthias Brugger , , , , , , Subject: [PATCH v5,09/23] media: mediatek: vcodec: allocate tee share memory Date: Fri, 12 Apr 2024 17:08:37 +0800 Message-ID: <20240412090851.24999-10-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240412090851.24999-1-yunfei.dong@mediatek.com> References: <20240412090851.24999-1-yunfei.dong@mediatek.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10--8.400800-8.000000 X-TMASE-MatchedRID: TTrQ0Rwak8xA5/DRRISQHAPZZctd3P4BK2i9pofGVSuYBF1C0J2QPotf Mtu9FfbrPcGjGTU7TndXUz+XcOBhEYYCBZzro74fDB+ErBr0bAO2McZY43zJ423D6f6IpbLIyo3 1HV/erwydBDUJwKypkLvrVFvaS3pv9A9EfhuU0xx1e7Xbb6Im2pRy1HDTPOXaW+jwVKpqvlI9yB u1TZGrQeLzNWBegCW2wgn7iDBesS15zdAzex5xZqre0w1snPFv0u8FMYg9F/E8Ov8beXpQc96Iy B3d7It8jwYmA8M2eveUTGVAhB5EbQ== X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--8.400800-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: 0C8372978049D7B74FEBB7922BDD7211B190BC7B38DFCE675CDF98FF2C8078B72000:8 X-MTK: N Allocate two share memory for each lat and core hardware used to share information with optee-os. Msg buffer used to send ipi command and get ack command with optee-os, data buffer used to store vsi information which used for hardware decode. Signed-off-by: Yunfei Dong --- .../vcodec/decoder/mtk_vcodec_dec_optee.c | 80 ++++++++++++++++++- .../vcodec/decoder/mtk_vcodec_dec_optee.h | 32 ++++++++ 2 files changed, 111 insertions(+), 1 deletion(-) diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.c index 38d9c1c1785a..611fb0e56480 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.c @@ -47,13 +47,69 @@ int mtk_vcodec_dec_optee_private_init(struct mtk_vcodec_dec_dev *vcodec_dev) } EXPORT_SYMBOL_GPL(mtk_vcodec_dec_optee_private_init); +static void mtk_vcodec_dec_optee_deinit_memref(struct mtk_vdec_optee_ca_info *ca_info, + enum mtk_vdec_optee_data_index data_index) +{ + tee_shm_free(ca_info->shm_memref[data_index].msg_shm); +} + +static int mtk_vcodec_dec_optee_init_memref(struct tee_context *tee_vdec_ctx, + struct mtk_vdec_optee_ca_info *ca_info, + enum mtk_vdec_optee_data_index data_index) +{ + struct mtk_vdec_optee_shm_memref *shm_memref; + int alloc_size = 0, err = 0; + u64 shm_param_type = 0; + bool copy_buffer; + + switch (data_index) { + case OPTEE_MSG_INDEX: + shm_param_type = TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_INOUT; + alloc_size = MTK_VDEC_OPTEE_MSG_SIZE; + copy_buffer = true; + break; + case OPTEE_DATA_INDEX: + shm_param_type = TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_INOUT; + alloc_size = MTK_VDEC_OPTEE_HW_SIZE; + copy_buffer = false; + break; + default: + pr_err(MTK_DBG_VCODEC_STR "tee invalid data_index: %d.\n", data_index); + return -EINVAL; + } + + shm_memref = &ca_info->shm_memref[data_index]; + + /* Allocate dynamic shared memory with decoder TA */ + shm_memref->msg_shm_size = alloc_size; + shm_memref->param_type = shm_param_type; + shm_memref->copy_to_ta = copy_buffer; + shm_memref->msg_shm = tee_shm_alloc_kernel_buf(tee_vdec_ctx, shm_memref->msg_shm_size); + if (IS_ERR(shm_memref->msg_shm)) { + pr_err(MTK_DBG_VCODEC_STR "tee alloc buf fail: data_index:%d.\n", data_index); + return -ENOMEM; + } + + shm_memref->msg_shm_ca_buf = tee_shm_get_va(shm_memref->msg_shm, 0); + if (IS_ERR(shm_memref->msg_shm_ca_buf)) { + pr_err(MTK_DBG_VCODEC_STR "tee get shm va fail: data_index:%d.\n", data_index); + err = PTR_ERR(shm_memref->msg_shm_ca_buf); + goto err_get_msg_va; + } + + return err; +err_get_msg_va: + tee_shm_free(shm_memref->msg_shm); + return err; +} + static int mtk_vcodec_dec_optee_init_hw_info(struct mtk_vdec_optee_private *optee_private, enum mtk_vdec_hw_id hardware_index) { struct device *dev = &optee_private->vcodec_dev->plat_dev->dev; struct tee_ioctl_open_session_arg session_arg; struct mtk_vdec_optee_ca_info *ca_info; - int err = 0, session_func; + int err, i, j, session_func; /* Open lat and core session with vdec TA. */ switch (hardware_index) { @@ -87,6 +143,24 @@ static int mtk_vcodec_dec_optee_init_hw_info(struct mtk_vdec_optee_private *opte dev_dbg(dev, MTK_DBG_VCODEC_STR "open vdec tee session hw_id:%d session_id=%x.\n", hardware_index, ca_info->vdec_session_id); + /* Allocate dynamic shared memory with decoder TA */ + for (i = 0; i < OPTEE_MAX_INDEX; i++) { + err = mtk_vcodec_dec_optee_init_memref(optee_private->tee_vdec_ctx, ca_info, i); + if (err) { + dev_err(dev, MTK_DBG_VCODEC_STR "init vdec memref failed: %d.\n", i); + goto err_init_memref; + } + } + + return err; +err_init_memref: + if (i != 0) { + for (j = 0; j < i; j++) + mtk_vcodec_dec_optee_deinit_memref(ca_info, j); + } + + tee_client_close_session(optee_private->tee_vdec_ctx, ca_info->vdec_session_id); + return err; } @@ -94,12 +168,16 @@ static void mtk_vcodec_dec_optee_deinit_hw_info(struct mtk_vdec_optee_private *o enum mtk_vdec_hw_id hw_id) { struct mtk_vdec_optee_ca_info *ca_info; + int i; if (hw_id == MTK_VDEC_LAT0) ca_info = &optee_private->lat_ca; else ca_info = &optee_private->core_ca; + for (i = 0; i < OPTEE_MAX_INDEX; i++) + mtk_vcodec_dec_optee_deinit_memref(ca_info, i); + tee_client_close_session(optee_private->tee_vdec_ctx, ca_info->vdec_session_id); } diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.h b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.h index 8b1dca49331e..24aa63af9887 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.h +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_optee.h @@ -18,16 +18,48 @@ #define MTK_OPTEE_MAX_TEE_PARAMS 4 +#define MTK_VDEC_OPTEE_MSG_SIZE 128 +#define MTK_VDEC_OPTEE_HW_SIZE (8 * SZ_1K) + +/** + * struct mtk_vdec_optee_shm_memref - share memory reference params + * @msg_shm: message shared with TA in TEE. + * @msg_shm_ca_buf: ca buffer. + * + * @msg_shm_size: share message size. + * @param_type: each tee param types. + * @copy_to_ta: need to copy data from ca to share memory. + */ +struct mtk_vdec_optee_shm_memref { + struct tee_shm *msg_shm; + u8 *msg_shm_ca_buf; + + u32 msg_shm_size; + u64 param_type; + bool copy_to_ta; +}; + /** * struct mtk_vdec_optee_ca_info - ca related param * @vdec_session_id: optee TA session identifier. * @hw_id: hardware index. * @vdec_session_func: trusted application function id used specific to the TA. + * @shm_memref: share memory reference params. */ struct mtk_vdec_optee_ca_info { u32 vdec_session_id; enum mtk_vdec_hw_id hw_id; u32 vdec_session_func; + struct mtk_vdec_optee_shm_memref shm_memref[MTK_OPTEE_MAX_TEE_PARAMS]; +}; + +/* + * enum mtk_vdec_optee_data_index - used to indentify each share memory information + */ +enum mtk_vdec_optee_data_index { + OPTEE_MSG_INDEX = 0, + OPTEE_DATA_INDEX, + OPTEE_MAX_INDEX, }; /**